Legal claims defining the scope of protection, as filed with the USPTO.
1. A display apparatus comprising: a display panel comprising a plurality of data lines, a plurality of gate lines crossing the plurality of data lines and a plurality of pixels connected to the plurality of data lines and the plurality of gate lines, each of the plurality of pixels comprising a plurality of color sub-pixels; and a data driver providing to the plurality of data lines data voltages of a positive polarity and a negative polarity opposite to the positive polarity with respect to a reference voltage, wherein a polarity stuck period of at least one color sub-pixel of the plurality of color sub-pixels is different from a polarity stuck period of another color sub-pixel of the plurality of color sub-pixels, and the polarity stuck period is a pixel distance in which a same polarity moves per frame.
2. The display apparatus of claim 1 , wherein a polarity stuck period of at least one color sub-pixel of the plurality of color sub-pixels is irregularly changed per frame.
3. The display apparatus of claim 2 , wherein a polarity stuck period of at least one color sub-pixel of the plurality of color sub-pixels is irregularly changed per frame, wherein the irregularly changed period is periodically repeated over multiple frames.
4. The display apparatus of claim 1 , wherein a polarity stuck period of at least one color sub-pixel of the plurality of color sub-pixels is not equal to 1 Pixel Per Frame (PPF).
5. The display apparatus of claim 1 , wherein the display panel comprises a plurality of pixel rows and a plurality of pixel column, and color sub-pixels in a pixel column are alternately connected to two adjacent data lines.
6. The display apparatus of claim 4 , wherein the plurality of color sub-pixels comprises a red sub-pixel, a green sub-pixel, a blue sub-pixel and a white sub-pixel.
7. The display apparatus of claim 6 , wherein the data driver is configured to output data voltages of polarities corresponding to a first inversion pattern to the plurality of data lines in an N-th frame, to output data voltages of polarities opposite to the first inversion pattern to the plurality of data lines in an (N+1)-th frame, to output data voltages of polarities corresponding to a second inversion pattern different from the first and first opposite inversion patterns to the plurality of data lines in an (N+2)-th frame, and to output data voltages of polarities opposite to the second inversion pattern to the plurality of data lines in an (N+3)-th frame.
8. The display apparatus of claim 6 , wherein the data driver is configured to output data voltages of polarities corresponding to a first inversion pattern to the plurality of data lines in an N-th frame, to output data voltages of polarities corresponding to a second inversion pattern different but not opposite to the first inversion pattern to the plurality of data lines in an (N+1)-th frame, to output data voltages of polarities opposite to the first inversion pattern to the plurality of data lines in an (N+2)-th frame, and to output data voltages of polarities opposite to the second inversion pattern to the plurality of data lines in an (N+3)-th frame.
9. A method of driving a display apparatus, which comprises a display panel comprising a plurality of data lines, a plurality of gate lines crossing the plurality of data lines and a plurality of pixels connected to the plurality of data lines and the plurality of gate lines, each of the plurality of pixels comprising a plurality of color sub-pixels, the method comprising: outputting data voltages of a positive polarity and a negative polarity opposite to the positive polarity with respect to a reference voltage to the plurality of data lines, wherein a polarity stuck period of at least one color sub-pixel of the plurality of color sub-pixels is different from a polarity stuck period of another color sub-pixel of the plurality of color sub-pixels, and the polarity stuck period is a pixel distance in which a same polarity moves per frame.
10. The method of claim 9 , wherein a polarity stuck period of at least one color sub-pixel of the plurality of color sub-pixels is irregularly changed by a frame.
11. The method of claim 10 , wherein a polarity stuck period of at least one color sub-pixel of the plurality of color sub-pixels is irregularly changed by a frame, wherein the irregularly changed period is periodically repeated.
12. The method of claim 9 , wherein a polarity stuck period of at least one color sub-pixel of the plurality of color sub-pixels is not equal to 1 Pixel Per Frame (PPF).
13. The method of claim 9 , wherein the display panel comprises a plurality of pixel rows and a plurality of pixel column, color sub-pixels in a pixel column are alternately connected to adjacent two data lines.
14. The method of claim 13 , wherein the plurality of color sub-pixels comprises a red sub-pixel, a green sub-pixel, a blue sub-pixel and a white sub-pixel.
15. The method of claim 14 , wherein the data driver is configured to output data voltages of polarities corresponding to a first inversion pattern to the plurality of data lines in an N-th frame, to output data voltages of polarities opposite to the first inversion pattern to the plurality of data lines in an (N+1)-th frame, to output data voltages of polarities corresponding to a second inversion pattern different from the first and first opposite inversion patterns to the plurality of data lines in an (N+2)-th frame, and to output data voltages of polarities opposite to the second inversion pattern to the plurality of data lines in an (N+3)-th frame.
16. The method of claim 15 , wherein the data driver is configured to output data voltages of polarities corresponding to a first inversion pattern to the plurality of data lines in an N-th frame, to output data voltages of polarities corresponding to a second inversion pattern different but not opposite to the first inversion pattern to the plurality of data lines in an (N+1)-th frame, to output data voltages of polarities opposite to the first inversion pattern to the plurality of data lines in an (N+2)-th frame, and to output data voltages of polarities opposite to the second inversion pattern to the plurality of data lines in an (N+3)-th frame.
17. A method of driving a display apparatus having a display panel with a plurality of color sub-pixels, the method comprising: for each of a plurality of successive frames, outputting to the plurality of color sub-pixels data voltages of a positive polarity and a negative polarity using variable polarity stuck periods being a pixel distance in which a same polarity moves between a pair of successive frames, wherein a polarity stuck period of a first color sub-pixel of the plurality of color sub-pixels between first and second successive frames is different from at least one of a polarity stuck period of a second color sub-pixel between the first and second frames or different from a polarity stuck period of the first color sub-pixel between the second frame and a third successive frame.
18. The method of claim 17 wherein a different one of a plurality of spatial sub-pixel polarity patterns is output to a plurality of sub-pixels for each of the plurality of successive frames.
19. The method of claim 18 wherein the number of positive and negative polarity data voltages output to each sub-pixel is substantially equal over the plurality of successive frames.
20. The method of claim 19 wherein each of the plurality of sub-pixel polarity patterns is the opposite of another of the plurality of sub-pixel patterns.
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August 7, 2018
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